{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "discover vulnerability", "arguments": ["discoverer", "vulnerable system", "supported platform", "capabilities", "time", "vulnerable system owner", "vulnerable system version"]}], "input": "As it turns out , this month 's updates did not fully fix things , and Microsoft has had to scramble to remedy what was now a zero - day vulnerability in Windows 7 and Server 2008 ."}
{"discover vulnerability": []}